Запис Детальніше

The classical two-sublattice Landau–Lifshitz–Bloch equation for all temperatures

Vernadsky National Library of Ukraine

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Title The classical two-sublattice Landau–Lifshitz–Bloch equation for all temperatures
 
Creator Nieves, P.
Atxitia, U.
Chantrell, R.W.
Chubykalo-Fesenko, O.
 
Subject К 80-летию уравнения Ландау–Лифшица
 
Description Micromagnetic modeling has proved itself as a widely used tool, complimentary in many respects to experimental
measurements. The Landau–Lifshitz equation provides a basis for this modeling, especially where the
dynamical behaviour is concerned. However, this approach is strictly valid only for zero temperature and for
high temperatures must be replaced by a more thermodynamically consistent approach such as the the Landau–
Lifshitz–Bloch (LLB) equation. Here we review the recently derived LLB equation for two-sublattice systems
and extend its derivation for temperatures above the Curie temperature. We present comparison with many-body
atomistic simulations and show that this equation can describe the ultra-fast switching in ferrimagnets, observed
experimentally
 
Date 2018-01-05T17:26:49Z
2018-01-05T17:26:49Z
2015
 
Type Article
 
Identifier The classical two-sublattice Landau–Lifshitz–Bloch equation for all temperatures / P. Nieves, U. Atxitia, R.W. Chantrell, O. Chubykalo-Fesenko // Физика низких температур. — 2015. — Т. 41, № 9. — С. 949–955. — Бібліогр.: 39 назв. — англ.
0132-6414
PACS: 75.10.Hk, 75., 75.78.–n
http://dspace.nbuv.gov.ua/handle/123456789/128077
 
Language en
 
Relation Физика низких температур
 
Publisher Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України